<?php

/**
 * UserIdentity represents the data needed to identity a user.
 * It contains the authentication method that checks if the provided
 * data can identity the user.
 */
class UserIdentity extends CUserIdentity {

    /**
     * Authenticates a user.
     * The example implementation makes sure if the username and password
     * are both 'demo'.
     * In practical applications, this should be changed to authenticate
     * against some persistent user identity storage (e.g. database).
     * @return boolean whether authentication succeeds.
     */
    	var $userid;
    public function authenticate() {
        $record = User::model()->findByAttributes(array('Name'=>$this->username));

		if($record===null)
			$this->errorCode=self::ERROR_USERNAME_INVALID;
		else if(($record->Password) !== md5($this->password) || ($record->Status) != 1)
			$this->errorCode=self::ERROR_PASSWORD_INVALID;
            else
            {
                $this->userid=$record->ID;
//                $this->groupid = $record->GroupID;
//                $this->roleid = $record->RoleID;
                $this->errorCode=self::ERROR_NONE;
            }
		return !$this->errorCode;
    }

}